with precise torque control of ± 10 %, and electronic shut-off after the set torque has been reached; extends the life of the batteries and the clutch. 21-stage clutch allows high-precision adjustment, two-speed gearbox, 1 drill setting, gearbox lock for manual driving, clockwise/anticlockwise operation, keyless chuck 1/4". Delivery scope: 1 Li-ion battery 3.6 V 1.5 Ah, in carton (charger not included).